.lt_main .pro_name {
  color: #000;
  font-size: 18px;
  font-weight: 700;
  border-bottom: 1px solid #ccc;
  margin-bottom: 0;
  padding: 10px;
}
.lt_main .pro_price {
  height: 50px;
  line-height: 50px;
  padding-left: 10px;
  padding-right: 10px;
  border-bottom: 1px solid #ccc;
}
.lt_main .pro_price span:first-child {
  color: red;
  font-size: 24px;
}
.lt_main .pro_price span:nth-child(2) {
  color: #666;
  font-size: 16px;
  text-decoration: line-through;
}
.lt_main .pro_size {
  padding: 10px;
  border-bottom: 1px solid #ccc;
}
.lt_main .pro_size span {
  display: inline-block;
  height: 30px;
  line-height: 30px;
  text-align: center;
  width: 30px;
  background-color: #eee;
  vertical-align: middle;
  border: 1px solid #ccc;
}
.lt_main .pro_size span.active {
  background-color: #069;
}
.lt_main .pro_num {
  padding: 10px;
  border-bottom: 1px solid #ccc;
}
.lt_main .pro_num span {
  color: #666;
  font-size: 12px;
}
.lt_main .pro_detail {
  height: 50px;
  line-height: 50px;
  padding-left: 10px;
  padding-right: 10px;
  border-bottom: 1px solid #ccc;
}
.lt_footer {
  background-color: #eee;
  border-top: 1px solid red;
}
.lt_footer button {
  margin-top: 10px;
}
